CA973366A - Method of electric refining of metals by slag, known as the e.s.r. method - Google Patents

Method of electric refining of metals by slag, known as the e.s.r. method

Info

Publication number
CA973366A
CA973366A CA163,665A CA163665A CA973366A CA 973366 A CA973366 A CA 973366A CA 163665 A CA163665 A CA 163665A CA 973366 A CA973366 A CA 973366A
Authority
CA
Canada
Prior art keywords
slag
metals
electric refining
refining
electric
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA163,665A
Other versions
CA163665S (en
Inventor
Gerard Bentz
Jean Galey
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Original Assignee
LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude filed Critical LAir Liquide SA pour lEtude et lExploitation des Procedes Georges Claude
Application granted granted Critical
Publication of CA973366A publication Critical patent/CA973366A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
    • B22D23/00—Casting processes not provided for in groups B22D1/00 - B22D21/00
    • B22D23/06—Melting-down metal, e.g. metal particles, in the mould
    • B22D23/10—Electroslag casting
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B9/00—General processes of refining or remelting of metals; Apparatus for electroslag or arc remelting of metals
    • C22B9/16—Remelting metals
    • C22B9/18—Electroslag remelting

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Treatment Of Steel In Its Molten State (AREA)
  • Manufacture And Refinement Of Metals (AREA)
CA163,665A 1972-02-24 1973-02-13 Method of electric refining of metals by slag, known as the e.s.r. method Expired CA973366A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7206204A FR2182602B1 (en) 1972-02-24 1972-02-24

Publications (1)

Publication Number Publication Date
CA973366A true CA973366A (en) 1975-08-26

Family

ID=9094031

Family Applications (1)

Application Number Title Priority Date Filing Date
CA163,665A Expired CA973366A (en) 1972-02-24 1973-02-13 Method of electric refining of metals by slag, known as the e.s.r. method

Country Status (6)

Country Link
US (1) US3868987A (en)
BE (1) BE795856A (en)
CA (1) CA973366A (en)
FR (1) FR2182602B1 (en)
GB (1) GB1366842A (en)
IT (1) IT979074B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806156A (en) * 1987-07-24 1989-02-21 Liquid Air Corporation Process for the production of a bath of molten metal or alloys
US8403187B2 (en) 2006-09-27 2013-03-26 Air Liquide Industrial U.S. Lp Production of an inert blanket in a furnace
US8568654B2 (en) 2006-08-23 2013-10-29 Air Liquide Industrial U.S. Lp Vapor-reinforced expanding volume of gas to minimize the contamination of products treated in a melting furnace

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2277144A1 (en) * 1974-07-05 1976-01-30 Air Liquide COMPOSITION OF MATERIALS FORMED BY A MIXTURE OF A CRYOGENIC FLUID AND SOLID PARTICLES
US4181522A (en) * 1974-07-05 1980-01-01 L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude Method of retarding the cooling of molten metal
FR2392746A2 (en) * 1977-06-01 1978-12-29 Air Liquide METAL CASTING PROCESS
FR2489842A1 (en) * 1980-09-10 1982-03-12 Inst Elektroswarki Patona Electroslag remelting of metals - using inert gas jets directed at immersed electrodes to promote slag flow and improve melting
DE3619293C2 (en) * 1986-06-07 1993-10-14 Leybold Ag Process for electroslag remelting of metals, in particular those with alloy components with affinity for oxygen
DE3700701A1 (en) * 1987-01-13 1988-07-21 Rheinische Maschinenfabrik & E METHOD AND DEVICE FOR PROTECTING A LIQUID AGAINST AMBIENT OXYGEN
US4795490A (en) * 1987-12-22 1989-01-03 Essex Group, Inc. Inert gas purging during shaft furnace shut down
US4919712A (en) * 1989-05-15 1990-04-24 Consarc Corporation Method and apparatus for adjusting electrode isotherms within electro-slag remelting
US4953177A (en) * 1989-07-03 1990-08-28 Allegheny Ludlum Corporation Method and means of reducing the oxidization of reactive elements in an electroslag remelting operation
GB9018441D0 (en) * 1990-08-22 1990-10-03 Tetronics Res & Dev Co Ltd Treatment of oxide containing dusts
DE4212947C2 (en) * 1992-04-18 1997-09-11 Ald Vacuum Techn Gmbh Process for remelting reactive metals
US5348566A (en) * 1992-11-02 1994-09-20 General Electric Company Method and apparatus for flow control in electroslag refining process
US5649992A (en) * 1995-10-02 1997-07-22 General Electric Company Methods for flow control in electroslag refining process
US5683653A (en) * 1995-10-02 1997-11-04 General Electric Company Systems for recycling overspray powder during spray forming
US6250522B1 (en) 1995-10-02 2001-06-26 General Electric Company Systems for flow control in electroslag refining process
US5649993A (en) * 1995-10-02 1997-07-22 General Electric Company Methods of recycling oversray powder during spray forming
US6228187B1 (en) 1998-08-19 2001-05-08 Air Liquide America Corp. Apparatus and methods for generating an artificial atmosphere for the heat treating of materials
US8891583B2 (en) 2000-11-15 2014-11-18 Ati Properties, Inc. Refining and casting apparatus and method
US6496529B1 (en) * 2000-11-15 2002-12-17 Ati Properties, Inc. Refining and casting apparatus and method
US6491863B2 (en) 2000-12-12 2002-12-10 L'air Liquide-Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes George Claude Method and apparatus for efficient utilization of a cryogen for inert cover in metals melting furnaces
US7578960B2 (en) * 2005-09-22 2009-08-25 Ati Properties, Inc. Apparatus and method for clean, rapidly solidified alloys
US7803211B2 (en) * 2005-09-22 2010-09-28 Ati Properties, Inc. Method and apparatus for producing large diameter superalloy ingots
US7803212B2 (en) * 2005-09-22 2010-09-28 Ati Properties, Inc. Apparatus and method for clean, rapidly solidified alloys
US8381047B2 (en) * 2005-11-30 2013-02-19 Microsoft Corporation Predicting degradation of a communication channel below a threshold based on data transmission errors
US20090064821A1 (en) * 2006-08-23 2009-03-12 Air Liquide Industrial U.S. Lp Vapor-Reinforced Expanding Volume of Gas to Minimize the Contamination of Products Treated in a Melting Furnace
US8748773B2 (en) * 2007-03-30 2014-06-10 Ati Properties, Inc. Ion plasma electron emitters for a melting furnace
BRPI0809581A2 (en) 2007-03-30 2019-03-12 Ati Properties Inc melting furnace including filament-discharged ion plasma electron emitter
US7798199B2 (en) 2007-12-04 2010-09-21 Ati Properties, Inc. Casting apparatus and method
US8747956B2 (en) 2011-08-11 2014-06-10 Ati Properties, Inc. Processes, systems, and apparatus for forming products from atomized metals and alloys
CN103045875B (en) * 2012-12-26 2014-08-06 中国科学院金属研究所 Process method for producing 1 ton of I-690 alloy electroslag remelted ingot in industrialized mode
CN104451177B (en) * 2014-12-15 2016-08-17 重庆钢铁(集团)有限责任公司 A kind of metal electric slag refusion and smelting atmosphere protection method
CN110408792B (en) * 2019-07-23 2020-11-06 河钢股份有限公司 Method for remelting high-nitrogen steel by electroslag in protective atmosphere

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3034888A (en) * 1958-10-29 1962-05-15 Texaco Inc Method for preparing cubic nickel single crystals
US3063828A (en) * 1960-05-04 1962-11-13 American Metal Climax Inc Method of producing coppersulfur alloys
SE328673B (en) * 1967-02-10 1970-09-21 Asea Ab
US3565602A (en) * 1968-05-21 1971-02-23 Kobe Steel Ltd Method of producing an alloy from high melting temperature reactive metals
US3689048A (en) * 1971-03-05 1972-09-05 Air Liquide Treatment of molten metal by injection of gas
US3687187A (en) * 1971-03-16 1972-08-29 Allegheny Ludlum Ind Inc Consumable electrode melting

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4806156A (en) * 1987-07-24 1989-02-21 Liquid Air Corporation Process for the production of a bath of molten metal or alloys
US8568654B2 (en) 2006-08-23 2013-10-29 Air Liquide Industrial U.S. Lp Vapor-reinforced expanding volume of gas to minimize the contamination of products treated in a melting furnace
US9267187B2 (en) 2006-08-23 2016-02-23 Air Liquide Industrial U.S. Lp Vapor-reinforced expanding volume of gas to minimize the contamination of products treated in a melting furnace
US8403187B2 (en) 2006-09-27 2013-03-26 Air Liquide Industrial U.S. Lp Production of an inert blanket in a furnace

Also Published As

Publication number Publication date
FR2182602B1 (en) 1974-08-02
FR2182602A1 (en) 1973-12-14
US3868987A (en) 1975-03-04
BE795856A (en) 1973-08-23
GB1366842A (en) 1974-09-11
IT979074B (en) 1974-09-30

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